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Fabrication of PVA/GO nanofibers by electrospinning process for the removal of lead (II) and copper (II) ions from aqueous solutions

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Academic year: 2020

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Figure 2. XRD patterns of (a) PVA/graphite and (b)  PVA/GO nanofibers    Sample  (m SBET 2g-1 )  Pore  volume  (cm 3  g -1 )  Average pore  diameter  (nm)  PVA/GO  238.9  0.711  4.32  GO modified HCl  290.3  0.802  5.90  GO modified H 2 SO 4 280.7  0.789
Table 2. Kinetic parameters of Cu (II) and Pb (II) ions sorption using synthesized GO nanosheets
Table 3. Isotherm parameters of metal ions sorption onto the GO samples

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